Arria 10 PCIe Hard IP Core Link Disable and Secondary Bus Reset Error

Description

Applications using Hot Resets (In-band Resets) such as Link Disable, Link Enable or Secondary Bus Reset may see the following errors:

Width reduction

Unexpected Recovery

Receiver error reported by link partner

All of these errors occur infrequently. If your application does not use Hot Resets, these errors do not occur.

Resolution

There is no workaround other than avoiding Hot Resets.